a number of 若干
above all 首要,尤其
be absorbed in 专心于
by accident 偶然
account for 说明
on account of 因为,由于
take…into account 考虑
be accustomed to 习惯于
add up to 合计,总计
in addition 另外
in addition to 除……之外
in advance 提前,预先
take advantage of 利用
ahead of 在……前面,先于
in the air 在流行中,在传播中
after all 终于,毕竟,虽然这样
all but 几乎,差一点,除……之外其余都
all over 遍及,到处
all right 行,可以
at all 完全,根本
in all 总共,共计
make allowances for 考虑,顾及,体谅
in alliance with 与……联盟
leave…alone 听其自然,不要去管
let alone 更不用说
along with 与……一起
one after another 一个接一个
one another 互相
apart from 除去
as for 至于,就……方面说
as if 好像,仿佛
as though 好像,仿佛
as to 至于,关于
as well 也,一样
aside from 除……之外
ask for 请求,要求
pay attention to 注意
on the average 平均,一般来说
right away 立即,马上
back and forth 来回,往返,来来往往地
back off 放,让步,退却
back up 支持,援助
on the basis of 根据,在……的基础上
because of 由于,因为
on behalf of 代表,为了
at the best 充其量,至多
do / try one’s best 尽力,努力
get the best of 胜过
make the best of 充分利用,妥善处理
for the better 好转,改善
get the better of 打败,智胜
had better 最好还是,应该
on board 在船/车飞机上
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